/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/

package org.apache.kylin.engine.spark.storage

import org.apache.kylin.engine.spark.NSparkCubingEngine
import org.apache.spark.sql._

class ParquetStorage extends NSparkCubingEngine.NSparkCubingStorage
    with Serializable {

  override def saveTo(path: String, data: Dataset[Row], ss: SparkSession): Unit = {
    data.write.mode(SaveMode.Overwrite).parquet(path)
  }

  override def getFrom(path: String, ss: SparkSession): Dataset[Row] = {
    ss.read.parquet(path)
  }
}
